| Names | |
|---|---|
| Other names Phosphanylidyneholmium, holmium monophosphide | |
| Identifiers | |
| 3D model (JSmol) | |
| ChemSpider | |
| ECHA InfoCard | 100.031.566 | 
| EC Number | 
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|  PubChem CID | |
| 
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| 
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| Properties | |
| HoP | |
| Molar mass | 195.90 | 
| Appearance | Dark crystals | 
| Density | 7.90 g/cm3 [1] | 
| Insoluble | |
| Related compounds | |
| Other anions  | Holmium nitride Holmium arsenide Holmium antimonide Holmium bismuthide | 
| Other cations  | Dysprosium phosphide Erbium phosphide | 
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
Holmium phosphide is a binary inorganic compound of holmium and phosphorus with the chemical formula HoP. [2] [3] [4] The compound forms dark crystals, is stable in air, and does not dissolve in water. [1]
Heating powdered holmium and red phosphorus in an inert atmosphere or vacuum: [5]
HoP belongs to the large class of NaCl-structured rare earth monopnictides. [6]
Ferromagnetic at low temperatures. [7] [8]
HoP actively reacts with nitric acid.[ citation needed ]
The compound is a semiconductor used in high power, high frequency applications and in laser diodes. [4]